From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E4AC8C54FD0 for ; Sun, 26 Apr 2020 03:48:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CCF8220700 for ; Sun, 26 Apr 2020 03:48:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726228AbgDZDss (ORCPT ); Sat, 25 Apr 2020 23:48:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51048 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725945AbgDZDsr (ORCPT ); Sat, 25 Apr 2020 23:48:47 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2F74C061A0C; Sat, 25 Apr 2020 20:48:47 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 3D023159FFC4E; Sat, 25 Apr 2020 20:48:47 -0700 (PDT) Date: Sat, 25 Apr 2020 20:48:46 -0700 (PDT) Message-Id: <20200425.204846.1929725746422713394.davem@davemloft.net> To: xiangxia.m.yue@gmail.com Cc: eric.dumazet@gmail.com, geert@linux-m68k.org, pshelar@ovn.org, kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] net: openvswitch: use div_u64() for 64-by-32 divisions From: David Miller In-Reply-To: <1587785988-23517-2-git-send-email-xiangxia.m.yue@gmail.com> References: <1587785988-23517-1-git-send-email-xiangxia.m.yue@gmail.com> <1587785988-23517-2-git-send-email-xiangxia.m.yue@gmail.com> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Sat, 25 Apr 2020 20:48:47 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: xiangxia.m.yue@gmail.com Date: Sat, 25 Apr 2020 11:39:48 +0800 > From: Tonghao Zhang > > Compile the kernel for arm 32 platform, the build warning found. > To fix that, should use div_u64() for divisions. > | net/openvswitch/meter.c:396: undefined reference to `__udivdi3' > > [add more commit msg, change reported tag, and use div_u64 instead > of do_div by Tonghao] > > Fixes: e57358873bb5d6ca ("net: openvswitch: use u64 for meter bucket") > Reported-by: kbuild test robot > Signed-off-by: Tonghao Zhang > Tested-by: Tonghao Zhang Applied.